Home / 704,791.02-1,057,186.53-172,305.73

Finding the Fourth Proportional to 704,791.02, 1,057,186.53 and 172,305.73

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Solution

The fourth proportional to 704,791.02, 1,057,186.53 and 172,305.73 is: 258,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,791.02 : 1,057,186.53 = 172,305.73 : x
  2. Step 2: Convert to fraction form
    704,791.02/1,057,186.53 = 172,305.73/x
  3. Step 3: Cross multiply
    704,791.02x = 1,057,186.53 × 172,305.73
  4. Step 4: Simplify right side
    704,791.02x = 182,159,296,797.82
  5. Step 5: Solve for x
    x = 182,159,296,797.82/704,791.02
  6. Step 6: Final answer
    x = 258,458.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.